421429119 has 32 divisors (see below), whose sum is σ = 592220160. Its totient is φ = 266284800.

The previous prime is 421429117. The next prime is 421429171. The reversal of 421429119 is 911924124.

It is not a de Polignac number, because 421429119 - 2¹ = 421429117 is a prime.

It is a super-2 number, since 2×421429119² = 355205004682232322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 421429119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421429117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1554954 + ... + 1555224.

It is an arithmetic number, because the mean of its divisors is an integer number (18506880).

Almost surely, 2^421429119 is an apocalyptic number.

421429119 is a deficient number, since it is larger than the sum of its proper divisors (170791041).

421429119 is a wasteful number, since it uses less digits than its factorization.

421429119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631.

The product of its digits is 5184, while the sum is 33.

The square root of 421429119 is about 20528.7388555654. The cubic root of 421429119 is about 749.7356810805.

It can be divided in two parts, 4214 and 29119, that added together give a palindrome (33333).

The spelling of 421429119 in words is "four hundred twenty-one million, four hundred twenty-nine thousand, one hundred nineteen".